Barrel



FIG. 1 is a top, front perspective view of a barrel showing my newdesign;

FIG. 2 is a side elevation view;

FIG. 3 is a rear elevation view;

FIG. 4 is a top plan view;

FIG. 5 is a bottom plan view; and

FIG. 6 is an elevation view showing the side opposite that seen in FIG.2.

The ornamental design for a barrel, as shown and described.